Elasticsearch 摄取节点(Ingest Node)常用的数据处理器(Processor)

文章目录

  • Set Processor
  • Append Processor
  • Remove Processor
  • Rename Processor
  • Convert Processor
  • Grok Processor
  • Dot Expander Processor
  • Drop Processor
  • Fail Processor
  • Join Processor
  • Split Processor
  • KV Processor
  • JSON Processor
  • Trim Processor
  • Foreach Processor
  • Lowercase Processor
  • Uppercase Processor

Set Processor

Append Processor 的作用

设置一个字段的值。如果该字段已经存在,则其值将被替换为所提供的值。

Append Processor 模拟测试

POST _ingest/pipeline/_simulate
{
   
  "pipeline": {
   
    "processors": [
      {
   
        "set"

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